Refers to booting more than one operating system on one computer.

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Mac Mini 2010: DualBoot (BootCamp) OSX Mavericks + Windows 8.1

Before Mavericks I had a BootCamp dual boot configuration with Lion and Seven x64. That was fine but, because I replaced the hard drive with a SSD model, I took a chance to set as the newest ...
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0answers
27 views

My partition is using negative space. Should I worry?

As you can see, according to Disk Utility, I'm using negative space in /dev/disk0s7. This is obviously incorrect, however, I am slightly worried as to what this may mean for the partition's effects ...
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1answer
27 views

Bootcamp cannot find both systems at startup

Something strange happened: I closed my macbook pro while using windows 10 When I opened it again it didn't wake up for a while so I forced it to shut down by pressing the power button for 10 ...
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3answers
2k views

No bootable device USB 2.0 MacBook Pro mid 2014

I've been tearing my hair out the last couple days trying to get Windows installed. I have a MacBook Pro Retina 15 inch mid 2014. Yosemite version 10.10.1. Win 7 64 bit iso (sha1 - ...
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0answers
27 views

Bootcamp Windows 7 stuck in 'Installing Updates'. Windows Resuming so can't get to safe menu

I am using OSX version 10.10, I used Bootcamp to install Windows 7. I attempted to restart Windows and it stuck on Installing Updates 1 of 19 for about half an hour. I pressed the power button, I'm ...
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0answers
15 views

How to run multiple versions of Mac OSX on my MacBook

I recently bought a Macbook 4,1 from early 2008. (as it says in system information) I need to run multiple versions of osx, like on two partitions. I currently have installed os x 10.7 and need to ...
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4answers
45k views

How to install Windows 7 Bootcamp using iso file (without USB/DVD)?

I have a MacBook Pro and I need to install Windows 7 besides Mac OS X so I can play games on it. The problem is that I don't have a USB stick or DVD to copy the Win7 iso image like Bootcamp requires. ...
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0answers
28 views

Mac not booting into OS X nor hard-drive utility is running

I am using OS X El captain 10.11.4 on Macbook pro 2009 I created a partition in Boot camp assistance for windows 7, after reboot Windows installation started, but while installing setup shows ...
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3answers
35k views

Boot camp install of Windows 7 issue, no bootable devices

So I have a 2010 15" macbook pro (MBP6,1) and I replaced the optical drive with a hard disk. I wanted to install windows 7 on the hard disk with boot camp with a USB and ISO image. After searching I ...
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1answer
140 views

Dual Boot Mavericks + El Capitan

I was using El Capitan without issues till now. I'm starting to use Pro Tools 10 which is incompatible with El Capitan, so I will need to install a previous OS X version like Mavericks to make it ...
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54 views

How to remove unusable Ubuntu partition after upgrading to OS X 10.11?

I dumbly upgraded my Mac OS X to "El Capitan" and I F&%#ed myself. I can't reinstall rEFInd because of SIP. I can't disable SIP because my recovery partition doesn't have csrutil. I can't delete ...
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35 views

rEFIt Not Working with Ubuntu 12.04/MacOS dual boot after upgrade to El Capitan

I have a MacBook Pro Late 2011 and the version of MacOS 10.7.2 Lion and I've always been using it no problem, so I didn't update to any of the newer versions of Yosemite, Mavericks, etc. On this Mac, ...
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2answers
3k views

Unable to mount Ubuntu 12.10 install .iso or .img

I'm following the instructions to create a bootable Ubuntu 12.10 USB stick on OS X found here. I can do step 3 and hdiutil appears to work fine, but when I go to mount the resulting ubuntu.img file I ...
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1answer
47 views

How to select an operating system to boot without a keyboard?

I'm in a pretty sticky situation right now... The USB keyboard that I've always used broke. I do have the wireless keyboard that came with my iMac. However, my iMac is dual-booted. When I turn it ...
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1answer
428 views

Efibootmgr command for OS X

I have successfully been able to install Linux Mint on my Mac. The only issue is I cannot select the boot partition holding option. To fix it I booted into linux and ran sudo efibootmgr -o 1,80. This ...
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1answer
114 views

Boot problem on dual-boot MacBook Pro

Can anyone help me restore the original boot 'order' on my Mac, using command-line? I wanted to install Ubuntu on my Macbook Pro Retina (early 2013), so I could run some specific software I needed ...
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2answers
271 views

Installing Windows 10 on MacBook early 2008 without bootcamp - black screen blinking cursor

I have tried to use the following method to install Windows 10 on my early 2008 Mac. Running OS X 10.7.5. Intel Core 2 Duo. 4 GB. How do I get Windows 10 installed on my macbook pro (late 2008) ...
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1answer
1k views

Is it possible to use Boot Camp with Windows 10 from an external HDD?

I need to run Visual Studio on my MacBook Pro and I need Windows to do that. The easiest and well known way to install Windows on a Mac is by running the Boot Camp app on the Mac and let it do what's ...
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0answers
39 views

Is possible to create bootable encrypted partitions of Win10 + Debian + DATA on external SSD?

I'm dealing with pretty tricky problem. I want to have external disk completely separated from OS X running on internal SSD. On external SSD should be three partitions: Windows 10 - is possible to ...
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3answers
2k views

Dual boot Kali with Mac

I want to dual my Macbook with Mavericks 10.9.4 and Kali 1.0.8. I have downloaded the Kali .iso and "burnt" it to a USB stick using the dd command from in Terminal. I have partitioned my hard drive ...
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2answers
144 views

How to install Windows 10 additionally to OS X and Ubuntu (triple-boot)?

I have installed Ubuntu separately from OS X. rEFInd is already installed. Now I need to install Windows 10. I've created a separate partition for this in OS X. If I try to install Windows from USB, ...
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1answer
338 views

Dual-boot Linux on a Mac with original Boot Loader without uninstalling OS X

phew, long title beware! My question here is, I own a Macbook Air 2014 model, and have duel-booted OS X and Bootcamped Windows 10. Now I want to be able to install a Linux distribution (most likely ...
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1answer
68 views

How do to hibernate OS X in order to reboot to Windows 10

I have Yosemite and Windows 10 installed on my Macbook Pro 2015. On Windows 10 I can hibernate. Then press the power button and hold down ALT key to boot from OS X. However, I can't do the same thing ...
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35 views

Regain access to OR get rid of Windows, Linux partitions

(Note: this question is regarding an early 2015 MacBook Air (256 GB 2.2 GHz) running OS X Yosemite 10.10.3) I have happily been running my laptop dual booted with windows - installed as 8.1 Pro, ...
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0answers
46 views

Unable to Boot MacBook using any means after attempted Fedora Install

Wondering if anyone has any last ditch efforts I can try here to salvage my macbook! I recently attempted to install fedora to dual boot on my Late 2011 Macbook Pro, the install crashed, the ...
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4answers
27k views

How do I get rEFInd working with OS X 10.11 El Capitan?

I noticed that I could not install and use rEFInd after upgrading to OS X 10.11 El Capitan. This restricts me to OS X so I cannot boot my Linux partition. I get the following error: error "Could not ...
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1answer
218 views

Is running Linux through a VM as fast as running it natively on MacBook?

I am trying to decide whether I should run Linux natively or through a VM on MacBook 7,2? How much performance difference would I observe? Is it worth installing Linux natively or is running it ...
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1answer
281 views

How to make a bootable Yosemite Drive under El Captain (not installation drive)

I have installed El Captain on my MacBook Pro and I want to make a bootable Yosemite Drive. Could anyone help me with that?
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1answer
121 views

Run multiple instances of El Capitan on a single Apple laptop?

Is it possible to simultaneously run two instances of El Capitan on a single Apple laptop? Assume that I'm willing to purchase the best MacBook available as of November 2015, with the largest ...
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0answers
15 views

Cant Install Software

Whenever I try to install Win 10 via bootcamp I get an error when i am downloading the support software. All the error says is Cant Install Software. What is going on?? My network is fine as well. I ...
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0answers
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How to fix bootable OS on Mac with Grub Rescue [duplicate]

Yesterday I installed Kali Linux 2.0 on my MacBook Air (runs El Capitan). However, after managing to run it, and exiting it, i couldn't find Kali on my laptop anymore. I forgot to install Refind ...
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40 views

Delete yosemite partition from dual boot with el capitan

I want to install El Capitan and dual boot it with my current installation of Yosemite. I know how to achieve that with 2 partitions. I just wonder: if, later, I want to delete Yosemite, can I just ...
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1answer
58 views

Attempting to fresh install Ubuntu dual boot rEFInd does not recognize live boot

Attempted to do a fresh install of Ubuntu by following the procedure found here: Clean install Ubuntu on a dual boot with Windows I assumed that the fact that it was for Vista instead of OS X was ...
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1answer
674 views

Startup disks are disabled after upgrading to OS X El Capitan

Recently I upgraded my Mac mini to OS X El Capitan. After the upgrade completed, I can't select a startup disk in System Preferences -> Startup Disk. BOOTCAMP/Windows is disabled here. Searching ...
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1answer
188 views

How do I get drivers for Windows 10 x64 installed on my Mac?

I've just installed windows 10 x64 on my mac, a partition that I made with Disk Utility. I was going to use BootCamp however the way BootCamp formatted the partition in El Capitan didn't allow Windows ...
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26 views

Macbook booting up in Recovery Partition by default after dual-SSD/HDD

I've installed a SSD, and cloned my earlier HDD OS X to it using Carbon Copy Cloner. Now, whenever I boot-up, the MBP by default boots to recovery partition. How do I correct this? How do I ensure it ...
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2answers
12k views

Bluetooth keyboard not working after update to Windows 10

I updated my (native) bootcamp instance to Windows 10 from Windows 8.1, but now the apple bluetooth keyboard doesn't seem to work anymore. The bluetooth screen says 'driver error' on the device. I've ...
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1answer
2k views

Read-only HFS+ on Windows 10 with boot camp driver question

I've been searching around on the internet for a while trying to answer this question, but I can't get a clear answer for it. Background info: I'm running El Capitan with a Windows 10 partition on my ...
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66 views

Install rEFInd on separate partition (Errors)

I am trying to install rEFInd a separate partition but have run into an error. I'm doing this because I want to install Ubuntu on my other partition (separate from my Mac and and rEFInd partition). ...
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0answers
23 views

How to add addional HFS+ partitions after installing Windows with Bootcamp

The goal is to create a few extra HFS+ partitions after running the Bootcamp utility while not breaking Bootcamp's boot-ability. I am Running OS X El Capitain, and I only have a single disk drive to ...
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1answer
53 views

How to create a shortcut/alias for the “NTFS for Mac” preference?

I have a bootcamp Windows installed on my RMBP, and I used to use the "Startup Disk" preference to boot into windows. By click and drag the "StartupDisk.prefPane" from /System/Library/PreferencePanes/ ...
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248 views

Dual-booting a Linux distribution on a Mac with Fusion Drive

I'd like to install a Linux distribution alongside OS X on my 2014 5k iMac with a 3TB Fusion Drive (128GB SSD + 3TB HDD). Most guides about dual-booting Linux I've found focus on regular ...
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4answers
38k views

Boot into Mac from Windows after failed Bootcamp

Don't hate on me too much for this one... I put Win8 on my Mac Mini using Bootcamp, and all was well. I switched back and forth a couple times between the two with no problems. The problem started ...
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0answers
181 views

rEFInd - normal OSX not showing, just Recovery HD

I just installed rEFInd (to dualboot ubuntu) and all is working well so far, with a small exception: In the boot interface the normal OSX (Yosemite) is not there, it´s just showing the Recovery HD. ...
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0answers
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How do I use bootcamp or virtualbox to run my windows 7 machine from an external drive on macbook pro?

I already purchased and installed my Windows 7 on an old PC laptop that is about to die. I want to continue using my PC-only programs but I want to upgrade to a macbook pro. I just learned about ...
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5answers
17k views

Disk Utility hangs prior to resizing partition

When trying to shrink the size of a partition, the period before the actual resizing happens (where Disk Utility says "Preparing to partition disk") hangs forever. I dug into Console to see what was ...
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2answers
179 views

Kali Linux auto boot

I have just installed Kali Linux in a separate partition of an iMac with wireless keyboard and mouse and with rEFInd. When I turn on the Mac it boots into Kali Linux automatically and doesn't ...
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2answers
391 views

Dual boot OS X and Manjaro - Problems

(Cross-posted in Linux StackExchange) So I'm trying to dual boot OS X and Manjaro. Using the graphical installer of Manjaro, you're given the option (well, it's an obligation) to create a partition ...
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1answer
374 views

How to resolve the 100% disk usage on my iMac 27" (late 2013) when in Bootcamp bootup

I own an iMac from the late 2013 series, it is the core i7 with 32GB RAM. I eventually established that using Bootcamp would allow for a better experience when working in Windows land (I am both an ...
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74 views

Windows 7 Installation - Missing operating system

I have replaced my superdrive with hard drive in order to install windows on it. and I have followed the tutorial here - Boot camp install of Windows 7 issue, no bootable devices And after ...